This is a memory sketch, no where near accurate and about 20 or more times larger than how you will see something.
(Maybe not even was the Tarantula?)but a definate DSO- not a cloud!
http://i61.tinypic.com/2dv63cw.jpg
Yes my fav movie last year too, I guess it helped reignite an interest in the stars, planets and exploring.
Keep looking and let us know what you find.